Re: [patch] simplify-rtx.c: Fix rtl-optimization/27671.

[Kazu Hirata <kazu at codesourcery dot com>]

Hi Andrew,

> > +/* { dg-do run { target i?86-*-* } } */
> > +/* { dg-require-effective-target ilp32 } */
> > +/* { dg-options "-O1 -march=pentium4" } */
>
>
> I think this should not just go into i386's testsuite
> but instead go into gcc.dg as
> /* { dg-options "-O1" } */
> /* { dg-options "-O1 -march=pentium4" { target { { i?86-*-* x86_64-*- * 
> } && ilp32 } } } */

When I use x86_64-pc-linux-gnu with -march=pentium4, I get:

pr27671-2.c:1: error: CPU you selected does not support x86-64 instruction set

Does specifying "ilp32" magically take care of this error?

Kazu Hirata